Fingal County Council is the authority responsible under the Road Traffic Act 1961 for the planning, construction, and maintenance of all public roads in the northern part of County Dublin other than national roads (including motorways), which are the responsibility of Transport Infrastructure Ireland.
The council's main offices are situated at County Hall, Main Street, Swords.
Motor vehicle index marks issued in the Dublin registration district (which includes the Fingal County Council area) incorporate the letter D.
Note that the distances stated below relate to the whole length of the routes concerned, both within and without the local road authority's boundaries:
Bridges, Tunnels, and other Crossings